Used in research as a fluorescent probe due to its polycyclic aromatic structure, Phenanthren-1-ol helps in studying molecular interactions and environmental pollutant behavior. It serves as a precursor in the synthesis of organic semiconductors and luminescent materials. Additionally, it is investigated for its potential in photodynamic therapy and as a building block in developing bioactive molecules, including antitumor and antimicrobial agents. Its derivative formation supports pharmaceutical and agrochemical development.